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ioacomPosmowsf COATING 0R PLASTIC 84 UNIT STATES Cross. Reference PATENT OFFI E.

ISAAC P. WENDELL, OF PHILADELPHIA, PENNSYLVANIA, ASSIGNOR TO CHARLES-P. TASKER, OF SAME PLACE.

SPECIFICATION forming part of Letters Patent No. 325,888; dated September 8, 1885.

Application filed February 14, 1885. (N0 specimens.) 2 S L B To all whom it may concern: Be it known that I, ISAAC P. WENDELL, a citizen of the United States, residing at Philadelphia, in the countyof Philadelphia and 5 State of Pennsylvania, have invented a new and useful Composition of Matter, of which the following is a specification.

The object of my invention is to provide an inexpensive material having the proper hardin ness and durability for the manufacture of axle or journal bearings, packings for pistons, and like articles.

My invention consists in a compound composed of asbestos, talg or soa stone, sul hur 1 lumbagmicatc of soda. heas es us, Eav'Tmsin t been reduced to a condltlon ot fiber or powder, is, with talc, sulphur, and plumbago in a powdered condition, well mixed with liquid silicate of soda, molded 20 into the desired form and dried b ai'ti'fifiil gr natnra eah- "Tfid'proportions of the materials above named which I have found to producea good Having thus described my invention, I 5

claim- A composition of matter consisting of asbestus, talc or soapstone, sulphur, 1 plumbago, and silicate of soda, substantially as set forth.

In testimony whereof [have hereunto signed my name this 3d day of February, A.D.1885.

ISAAC P. WENDELL.

In presence of- WM. 0. STRAWBRIDGE, J. BONSALL TAYLOR. 

